Home / 207,736.35-286,676.28-112,243.02

Finding the Fourth Proportional to 207,736.35, 286,676.28 and 112,243.02

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Solution

The fourth proportional to 207,736.35, 286,676.28 and 112,243.02 is: 154,895.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,736.35 : 286,676.28 = 112,243.02 : x
  2. Step 2: Convert to fraction form
    207,736.35/286,676.28 = 112,243.02/x
  3. Step 3: Cross multiply
    207,736.35x = 286,676.28 × 112,243.02
  4. Step 4: Simplify right side
    207,736.35x = 32,177,411,429.57
  5. Step 5: Solve for x
    x = 32,177,411,429.57/207,736.35
  6. Step 6: Final answer
    x = 154,895.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.